Synonyms: Cardium petersi; Limnocardium petersi; Limnocardium petersi finitima; Limnocardium subsquamulosum; Limnocardium subsquamulosum var. bosphorica; Limnocardium subsquamulosum var. finitima; Limnocardium subsquamulosum var. nasyrica; Limnocardium subsquamulosum var. oviformis; Limnocardium subsquamulosum var. praesquamulosa; Limnocardium subsquamulosum var. sola; Limnocardium subsquamulosum var. subpetersi; Lymnocardium petersi